/* 視覚的に隠す（スクリーンリーダーには残す） */
.visually-hidden {
    position: absolute !important;
    margin: -1px !important;
    padding: 0 !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    border: 0 !important;
    white-space: nowrap !important;
}

/* フォーカスされたら見えるようにする */
.visually-hidden-focusable:not(:focus):not(:focus-within) {
    position: absolute !important;
    margin: -1px !important;
    padding: 0 !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    border: 0 !important;
    white-space: nowrap !important;
}

:root {
    /* 色 */
    --c-black: #0f0f0f;
    --c-white: #fff;
    --c-text: var(--c-black);
    --c-link: var(--c-black);
    --c-link-hover: var(--c-black);
    --c-background: var(--c-white);
    --c-gray-5: #f5f5f5;
    --c-gray-10: #ebebeb;
    --c-gray-20: #d7d7d7;
    --c-gray-30: #c3c3c3;
    --c-gray-40: #afafaf;
    --c-gray-50: #9b9b9b;
    --c-gray-60: #878787;
    --c-gray-70: #737373;
    --c-gray-80: #5f5f5f;
    --c-gray-90: #4b4b4b;
    --c-gray-100: #373737;
    --c-gray-110: #232323;
    --c-gray-120: #0f0f0f;
    --c-blue: #007ED6;

    /* 深度 */
    --z-fixed: 1030;
    --z-modal: 1050;

    /* 書体 */
    --f-default: YuGothic, "Noto Sans JP Variable", "Hiragino Kaku Gothic ProN", meiryo, sans-serif;
    --f-en: "Inter", sans-serif;
    --s-container-inline: 1.25rem;
    --s-container-block: 6rem;
}

.container {
    padding: var(--s-container-block) var(--s-container-inline);
}

@media (max-width: 575.98px) {
    :root {
        --s-container-inline: 1.5rem;
    }
}

@media (min-width: 576px) and (max-width: 767.98px) {
    :root {
        --s-container-inline: 4rem;
    }
}

@media (min-width: 768px) and (max-width: 1439.98px) {
    :root {
        --s-container-inline: 6rem;
    }
}

@media (min-width: 1440px) {
    :root {
        --s-container-inline: calc((100% - 78rem) / 2);
        --s-container-block: 6rem;
    }
}

@media (max-width: 767.98px) {
    :root {
        --s-container-block: 4rem;
    }
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 5rem;
}

body {
    position: relative;
    background-color: var(--c-background);
    color: var(--c-text);
    font-weight: 400;
    line-height: 1.5;
    font-family: var(--f-default);
    letter-spacing: 0.025em;
    line-break: strict;
    overflow-wrap: anywhere;
}

/* body に .is-scrollLock が付いたとき */
body.is-scrollLock {
    overflow: hidden;
}

body.is-scrollLock .wrapper {
    overflow: auto;
    scrollbar-gutter: stable;
}

img {
    vertical-align: middle;
    max-width: 100%;
    height: auto;
}

p {
    line-height: 1.5;
}

.justify{
    text-align: justify;
}

/*英語フォント*/
.en {
    font-family: var(--f-en);
}

/*スマホサイズbr表示、非表示*/
.sp-br {
    display: none;
}
@media only screen and (max-width: 575.98px) {
    .sp-br {
        display: block;
    }
}

/*PCサイズ表示、非表示*/
.pc-only {
    display: block;
}
@media only screen and (max-width: 991.98px) {
    .pc-only {
        display: none;
    }
}
.pc-none {
    display: none;
}
@media only screen and (max-width: 991.98px) {
    .pc-none {
        display: block;
    }
}

/*外部リンク*/
.link-external:after {
    display: inline-block;
    vertical-align: middle;
    margin-top: -0.2rem;
    margin-left: 0.12rem;
    background-image: url("/assets/home/icon_link_external.svg");
    background-position: center;
    background-size: contain;
    background-repeat: no-repeat;
    width: 0.75rem;
    height: 0.75rem;
    content: "";
}

/*タイトル*/
.title-en {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-style: normal;
    font-weight: 200;
    line-height: 70%;
    white-space: nowrap;
}

.title-en::before {
    display: inline-block;
    background-image: url("/assets/home/icon_title.svg");
    background-position: center;
    background-size: contain;
    background-repeat: no-repeat;
    width: 0.5rem;
    height: 0.5rem;
    content: "";
}

.title h2 {
    margin-top: 1rem;
    font-weight: 500;
    font-size: clamp(2rem, 5vw, 2.5rem);
    line-height: 100%;
}

/*ボタンデザイン*/
/*青*/
.button-blue {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 2.5rem auto 0;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 0.25rem;
    background-color: var(--c-blue);
    padding: 0 1.5rem;
    max-width: 39rem;
    height: 4rem;
    color: var(--c-white);
}

@media (hover:hover) {

    .button-blue {
        transition: background-color 0.2s ease-out;
    }

    .button-blue:hover {
        background-color: #28A6FE;
    }

}

.button-blue a span {
    flex: 1;
}

.button-blue img {
    flex-shrink: 0;
}
/*白*/
.button-white {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 2.5rem auto 0;
    border-radius: 0.25rem;
    background-color: var(--c-white);
    padding: 0 1.5rem;
    max-width: 39rem;
    height: 4rem;
}

.button-white a {
    display: flex;
    align-items: center;
    width: 100%;
}

.button-white a span {
    flex: 1;
}

.button-white img {
    flex-shrink: 0;
}

/*下線付きボタン*/
.underbar-button {
    display: flex;
    gap: 2.5rem;
}
.underbar-button a {
    display: inline-flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--c-gray-30);
    padding: 1rem 0.25rem;
    width: 100%;
}

@media (hover:hover) {
    .underbar-button a {
        transition: 0.2s ease-out;
    }

    .underbar-button a:hover {
        border-color: var(--c-blue);
        color: var(--c-blue);
    }
}

.underbar-button .external-link {
    padding-inline-end: 0.5rem;
}

.underbar-button svg {
    flex-shrink: 0;
    margin-left: 0.5rem;
}

/*上余白*/
.mt40 {
    margin-top: 1rem;
}

/*研究室タグ*/

.research-item{
    height: 100%;
    transition: .2s;
    display: flex;
    flex-direction: column;
    position: relative;
    background-color: var(--c-white);
    border-radius: 0.25rem;
}

.research-item-inner {
    display: flex;
    flex-direction: column;
    padding: 3rem;
    width: 100%;
    height:100%;

    @media (max-width: 767.98px) {
        padding: 1.5rem;
    }
}

.research-item-inner .thumbnail {
    border-radius: 0.25rem;
    aspect-ratio: 268/179;
    overflow: hidden;
}

.research-item-inner .thumbnail img{
    transition: .2s;
}

@media (hover:hover) {

    .research-text,.research-title,.thumbnail img{
        transition: 0.2s ease-out;
    }

    .research-item:hover .research-text{
        color: var(--c-blue);
    }

    .research-item:hover .research-title{
        color: var(--c-blue);
    }

    .research-item:hover .thumbnail img{
        transform: scale(1.05);
    }

    .research-item:hover:has(.educator-name:hover) .research-text{
        color: var(--c-gray-120);
    }

    .research-item:hover:has(.educator-name:hover) .research-title{
        color: var(--c-gray-120);
    }

    .research-item:hover:has(.educator-name:hover) .thumbnail img{
        transform: scale(1);
    }

}


.research-group {
    padding-inline: .5rem;
}

.research-title {
    display: block;
    margin-block: 0.75rem 0.5rem;
    font-weight: 500;
    font-size: 1.18rem;
    letter-spacing: 0;
}

.research-text {
    display: block;
    flex-grow: 1;
    margin-block-end:1.25rem;
    font-size: 0.875rem;
    letter-spacing: 0;
}

.educator-info {
    display: flex;
    align-items: flex-end;
    gap: 0.75rem;
}

.educator-info picture{
    overflow: hidden;
}

.educator-info p {
    display: flex;
    align-items: flex-end;
    font-style: normal;
    font-weight: 500;
    line-height: 100%;
}

.educator-info span {
    display: flex;
    align-items: center;
    font-style: normal;
    font-weight: 500;
    font-size: 0.75rem;
    line-height: 100%;
    white-space: nowrap;
}

.educator-tag-top {
    display: block;
    color: var(--c-gray-60);
    font-weight: 200 !important;
    font-size: 0.625rem;
    line-height: 1;
    transition: .2s;
    padding-bottom: 0.5rem;
}

.educator-info span img{
    margin-left: .125rem;
    position: relative;
    bottom: .0625rem;
}

.educator-img {
    width: 3.125rem;
    height: 3.125rem;
    object-fit: cover;
    transition: .2s;
    @media (max-width: 767.98px) {
        width: 2.75rem;
        height: 2.75rem;
    }
}

.educator-name{
    position: relative;
    display: flex;
    height: fit-content;
    align-items: baseline;
    z-index: 2;
    pointer-events: auto;
    margin-inline-end: 2rem;
}

.educator-name div{
    display: flex;
    align-items: baseline;
    gap:0.25rem;
    border-bottom: 0.5px solid rgba(15,15,15,0);
    flex-wrap: wrap;
}

.educator-name p{
    flex-shrink: 0;
}

.educator-name.ep {
    border-bottom: 0;
}

.educator-name.ep div{
    flex-flow: column;
    align-items: flex-start;
}

.educator-name.ep div p{
    border-bottom: 0.5px solid rgba(15,15,15,0);
}

.educator-name.ep div span{
    border-bottom: 0.5px solid rgba(15,15,15,0);
}

@media (hover:hover) {

    .educator-name:hover div{
        border-bottom: 0.5px solid var(--c-gray-120);
    }

    .educator-name.ep:hover div{
        border-bottom: 0.5px solid rgba(15,15,15,0);
    }

    .educator-name.ep:hover div p {
        border-bottom: 0.5px solid var(--c-gray-120);
    }

    .educator-name.ep:hover div span {
        border-bottom: 0.5px solid var(--c-gray-120);
    }
}

.research-group {
    display: block;
    margin-top: 1.5rem;
    border-radius: 0.125rem;
    background-color: #009944;
    padding-block: 0.4375rem 0.375rem;
    padding-inline: 0.5rem;
    width: fit-content;
    color: var(--c-white);
    font-size: 0.75rem;
    line-height: 1;
}

.research-group-gr {
    background-color: #009944;
}

.research-group-lg {
    background-color: #6fba2c;
}

.research-group-or {
    background-color: #f08300;
}

.research-group-pu {
    background-color: #92539d;
}

.educator-name-wrapper a span {
    height: fit-content;
}

.research-item .icon-blank {
    position: absolute;
    right: 3rem;
    bottom:3rem;

    @media (max-width: 767.98px) {
        right: 1.5rem;
        bottom:1.5rem;
    }
}

.laboratory-link {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/*下層ページ用*/
/*下層ページタイトル*/
.subpage-mv {
    margin-top: 4.25rem;
}

.subpage-mv-be-text {
    display: flex;
    align-items: flex-start;
    gap: 6rem;

    p {
        line-height: 1.75;
    }
}

.subpage-mv-be-text .title {
    flex-shrink:0;
}

@media only screen and (max-width: 991.98px) {
    .subpage-mv {
        margin-top: 4rem;
    }
    .subpage-mv-be-text {
        flex-direction: column;
        gap: 0;
        margin-top: -1rem;
    }
}

.subpage-mv {
    position: relative;
    overflow: hidden;
}

.subpage-mv-text {
    position: absolute;
    color: var(--c-gray-5);
    text-align: center;
}

.subpage-mv-text-bottom {
    position: absolute;
    bottom: 0;
    z-index: -10;
    overflow: hidden;
    font-style: normal;
    font-weight: 100;
    font-size: clamp(5.75rem, 15vw, 11.25rem);
    line-height: 0.72;
    white-space: nowrap;
}

/*韓国語のみsubpage-mv-text-bottomがズレるのを防ぐ*/
html[lang="ko"] .subpage-mv-text-bottom {
    bottom: -0.75rem;
}

.subpage-mv-text-bottom .scrolling-text {
    display: inline-block;
    position: relative;
    animation: scroll-left 50s linear infinite;
}

/*下層ページ詳細タイトル*/
.subpage-detail-title {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 4rem;
    border-left: 1px solid var(--c-gray-120);
    padding-left: 1.5rem;
}

.subpage-detail-title span {
    font-style: normal;
    font-weight: 200;
    font-size: 0.75rem;
    line-height: 70%;
}

.subpage-detail-title h2 {
    font-style: normal;
    font-weight: 500;
    font-size: 2rem;
    line-height: 100%;
}
@media only screen and (max-width: 767.98px) {
    .subpage-detail-title {
        margin-bottom: 3rem;
    }
}

/*下層ページh3部分*/
.subpage-content-title {
    margin-bottom: 3rem;
}

.subpage-content-title h3 {
    display: inline;
    -webkit-box-decoration-break: clone;
    box-decoration-break: clone;
    background: linear-gradient(transparent 0%, #ebebeb 1px);
    padding: 0.5rem;
    font-style: normal;
    font-weight: 500;
    font-size: 1.75rem;
    line-height: 150%;
}
@media only screen and (max-width: 767.98px) {
    .subpage-content-title {
        margin-bottom: 2rem;
    }
}

/*下層ページボタン*/
.subpage-button {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 0.25rem;
    background-color: var(--c-white);
    padding: 0 1.5rem;
    width: 21.25rem;
    height: 4rem;
}

@media (hover:hover) {

    .subpage-button{
        transition: 0.2s;
    }

    .subpage-button:hover{
        color:var(--c-blue);
        border-color:var(--c-blue);
    }

}

@media only screen and (max-width: 575.98px) {
    .subpage-button {
        width: 100%;
    }
}

/*下層ページcontainer*/
.subpage-container {
    background-color: var(--c-gray-5);
}

@media (min-width: 1440px) {
    .subpage-container {
        padding: var(--s-container-block) var(--s-container-inline);
        --s-container-inline: calc((100% - 64rem) / 2);
        --s-container-block: 8rem;
    }
}

@media (min-width: 768px) and (max-width: 1439.98px) {
    .subpage-container {
        padding: 8rem 13rem;
    }
}

/*デスクトップサイズ以下ここから*/
@media only screen and (max-width: 991.98px) {
    .subpage-container {
        padding: 8rem 10rem;
    }
}

/*タブレットサイズ以下ここから*/
@media only screen and (max-width: 767.98px) {
    .subpage-container {
        padding: 6rem 4rem;
    }
}

/*スマホサイズ以下ここから*/
@media only screen and (max-width: 575.98px) {
    .subpage-container {
        padding: 4rem 1.5rem;
    }
}

/*学生の活動フッター上タブ一覧ここから*/
.activity-tab-wrapper {
    background-color: var(--c-gray-5);
    padding-top: 0;
    padding-bottom: 8rem;
}

.activity-tab-content {
    display: flex;
    align-items: center;
    gap: 8.5%;
    border-radius: 0.25rem;
    background-color: var(--c-white);
    padding: 4rem;
    width: 100%;
}

.activity-tab-title {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 1rem;
    width: 16.5rem;
    min-width: fit-content;
}

.activity-tab-title span {
    font-weight: 200;
    line-height: 70%;
}

.activity-tab-title p {
    font-style: normal;
    font-weight: 500;
    font-size: 1.5rem;
    line-height: 100%;
}

.activity-tab {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
    width: 100%;
}

/* .tab-active-a を除外して activity-tab 内の a にだけ適用 */
.activity-tab a:not(.tab-active-a) {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    box-sizing: border-box;
    border-bottom: 1px solid var(--c-gray-30);
    padding: 1.5rem 0;
    width: 100%;
}

@media (hover:hover) {
    .activity-tab a:not(.tab-active-a){
        transition: 0.2s ease-out;
    }

    .activity-tab a:not(.tab-active-a):hover {
        border-color: var(--c-blue);
        color: var(--c-blue);
    }

}

.tab-active-a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid var(--c-blue);
    padding: 1.5rem 0;
    color: var(--c-blue);
}

.tab-active-a img:last-child {
    margin-left: auto;
}

.activity-tab svg {
    flex-shrink: 0;
    margin: auto 0 auto auto;
}

.tab-active-icon{
    flex-shrink: 0;
}

/*デスクトップサイズ以下ここから*/
@media only screen and (max-width: 991.98px) {
    .activity-tab-wrapper {
        padding-bottom: 6rem;
    }
    .activity-tab-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
        padding: 2rem 1.5rem;
    }
    .activity-tab {
        grid-template-columns: 1fr;
        gap: 0;
        width: 100%;
    }
    .activity-tab a {
        min-width: 100%;
    }
}

/*タブレットサイズ以下ここから*/
@media only screen and (max-width: 767.98px) {
    .activity-tab-wrapper {
        padding-bottom: 4rem;
    }
}
/*学生の活動フッター上タブ一覧ここまで*/

/*aboutフッター上タブ一覧ここから*/
.about-tab-wrapper {
    background-color: var(--c-gray-5);
    padding-top: 0;
    padding-bottom: 8rem;
}

.about-tab-content {
    display: flex;
    flex-flow: column;
    border-radius: 0.25rem;
    background-color: var(--c-white);
    padding: 4rem;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
}

.about-tab-title {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 1rem;
    width: 35%;
}

.about-tab-title span {
    font-weight: 200;
    line-height: 70%;
}

.about-tab-title p {
    font-style: normal;
    font-weight: 500;
    font-size: 1.5rem;
    line-height: 100%;
}

.about-tab {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    width: 100%;
}

/* .tab-active-a を除外して about-tab 内の a にだけ適用 */
.about-tab a:not(.tab-active-a) {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    box-sizing: border-box;
    border-bottom: 1px solid var(--c-gray-30);
    padding: 1.5rem 0;
    width: 100%;
}

@media (hover:hover) {

    .about-tab a:not(.tab-active-a){
        transition: 0.2s ease-out;
    }

    .about-tab a:not(.tab-active-a):hover {
        border-color: var(--c-blue);
        color: var(--c-blue);
    }

}

.tab-active-a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid var(--c-blue);
    padding: 1.5rem 0;
    color: var(--c-blue);
}

.tab-active-a img:last-child {
    margin-left: auto;
}

.about-tab svg {
    flex-shrink: 0;
    margin:auto 0 auto auto;
}

@media only screen and (max-width: 1199.98px) {
    .about-tab-wrapper {
        padding-bottom: 6rem;
    }

    .about-tab-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }
    .about-tab {
        grid-template-columns: 1fr;
        gap: 0;
        width: 100%;
    }
    .about-tab a {
        min-width: 100%;
    }

    .about-tab-title {
        width: 100%;
    }
}

@media only screen and (max-width: 991.98px) {

    .about-tab-content {
        padding: 2rem 1.5rem;
    }
}

/*タブレットサイズ以下ここから*/
@media only screen and (max-width: 767.98px) {
    .about-tab-wrapper {
        padding-bottom: 4rem;
    }
}

/*aboutフッター上タブ一覧ここまで*/

/*サイト内検索ページここから*/
.research-page .subpage-detail-title {
    margin-bottom: 2rem;
}

.search-box {
    margin-bottom: 4rem;
}

.search-box input {
    background-color: var(--c-white);
    border: 1px solid var(--c-gray-20);
    display: block;
    width: 100%;
    border-radius: .75rem;
    font-size: 1.125rem;
    padding: 1.5938rem;
}

input:focus {
    outline: 2px solid var(--c-blue);
    outline-offset: 0;
}

.search-hit-count {
    margin-bottom: 2rem;
}

.search-results {
    display: flex;
    flex-direction: column;
}

.search-results a {
    border-bottom: 1px solid var(--c-gray-30);
    padding-bottom: 1.5rem;
    padding-top: 1.5rem;
}

.search-results a:first-child {
    padding-top: 0;
}

.search-results a:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

@media (hover: hover) {

    .search-results a {
        transition: 0.2s;
    }

    .search-results a:hover {
        color: var(--c-blue);
    }

}

.search-card-title {
    display: inline;
    -webkit-box-decoration-break: clone;
    box-decoration-break: clone;
    background: linear-gradient(transparent 0%, #ebebeb 1px);
    padding: 0.5rem;
    font-style: normal;
    font-weight: 500;
    font-size: 1.5rem;
    line-height: 150%;
}

.search-card-excerpt {
    margin-top: 0.5rem;
}

mark {
    background-color: var(--c-blue);
    color: var(--c-white);
    padding: 0.1rem;
}

.pagination .nav-links {
    align-items: center;
    background-color: var(--c-gray-10);
    border-radius: .75rem;
    display: flex;
    justify-content: space-between;
    line-height: 135%;
    padding: 1.875rem 1.75rem;
    margin-top: 3rem;
}

.prev.page-numbers .btn-arrow img {
    transform: rotate(180deg);
}


.pagination .nav-links .nav-links-inner {
    display: flex;
    font-weight: 500;
    gap: 2rem;
}

.pagination .nav-links a {
    position: relative;
    text-decoration: none;
}

.pagination .nav-links a::after {
    content: "";
    position: absolute;
    bottom: -0.2rem;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: var(--c-blue);
    opacity: 0;
    transition: opacity 0.2s ease;
}

.pagination .nav-links a:hover::after {
    opacity: 1;
}




/*選択されているページの色*/
.pagination .nav-links .nav-links-inner .page-numbers.current {
    color: var(--c-blue);
}

.back, .next, .prev {
    align-items: center;
    display: inline-flex;
    font-weight: 500;
    gap: .25rem .5rem;
}

/*押せないページネーションのカラー*/
.back[aria-hidden=true], .next[aria-hidden=true], .prev[aria-hidden=true] {
    filter: grayscale(100%);
    opacity: .2;
    pointer-events: none;
}

/*デスクトップサイズ以下ここから*/
@media only screen and (max-width: 991.98px) {
    .search-box {
        margin-bottom: 3rem;
    }

    .search-box input {
        border-radius: .75rem;
        font-size: 1rem;
        height: 3.75rem;
        padding-left: .625rem;
    }

    .pagination .nav-links {
        padding: .75rem;
    }

    .pagination .nav-links .nav-links-inner {
        display: none;

        .about-tab-content {
            padding: 2rem 1.5rem;
        }
    }

    /*タブレットサイズ以下ここから*/
    @media only screen and (max-width: 767.98px) {
        .search-box {
            margin-bottom: 2rem;
        }

        .search-hit-count {
            margin-bottom: 1.5rem;
        }

        .pagination .nav-links {
            margin-top: 2rem;
        }
    }

}
/*サイト内検索ページここまで*/

/*404ページここから*/
.not-found-wrapper {
    margin-block-end: 6rem;
    display: flex;
    flex-direction: column;
    gap:3rem;
}

@media only screen and (max-width: 991.98px) {
    .not-found-wrapper{
        margin-block-end: 4rem;
    }
}

.not-found-wrapper p {
    line-height: 1.75;
}

.return-to-top a {
    border-bottom: 1px solid var(--c-gray-30);
    padding: 1.5rem 1rem;
}

@media(hover:hover){

    .return-to-top a {
        transition: border-bottom-color 0.2s ease-out;
    }

    .return-to-top a:hover {
        border-bottom-color: var(--c-gray-120);
    }
}
/*404ページここまで*/